to change into · to turn into · to become

Low temperatures turn water into ice.

I want to be you.

I want to be you.

The small restaurant of today may be a big hotel tomorrow.

Once, Zhuangzi dreamed he was a butterfly, but when he woke up, he wasn't sure whether he was Zhuangzi who had dreamed being a butterfly or if he was a butterfly now dreaming he was Zhuangzi.